- Timestamp:
- Aug 31, 2007, 7:38:26 PM (16 years ago)
- Location:
- trunk/eml/heat_exchangers
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/eml/heat_exchangers/HEX_Engine.mso
r357 r360 212 212 Cmax as positive (Brief="Maximum Heat Capacity",Lower=1e-10,Default=1e3,Unit='W/K'); 213 213 NTU as positive (Brief="Number of Units Transference",Default=0.05,Lower=1e-10); 214 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1 );215 Eft1 as positive (Brief="Effectiveness Correction",Lower=1e-8,Default=0.5 );214 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1, Symbol ="\varepsilon"); 215 Eft1 as positive (Brief="Effectiveness Correction",Lower=1e-8,Default=0.5, Symbol ="\hat {\varepsilon}"); 216 216 217 217 end … … 314 314 VARIABLES 315 315 316 Pdrop as press_delta (Brief="Pressure Drop",Default=0.01, Lower=0,DisplayUnit='kPa' );316 Pdrop as press_delta (Brief="Pressure Drop",Default=0.01, Lower=0,DisplayUnit='kPa' , Symbol ="\Delta P"); 317 317 FPdrop as Real (Brief="Pressure Drop : Fraction of Inlet",Lower=0,Upper=0.8); 318 318 … … 388 388 VARIABLES 389 389 390 PressureDrop as Basic_Pdrop (Brief="Pressure Drop" );391 Properties as Physical_Properties (Brief="Physical Properties" );390 PressureDrop as Basic_Pdrop (Brief="Pressure Drop", Symbol=" "); 391 Properties as Physical_Properties (Brief="Physical Properties", Symbol=" "); 392 392 393 393 end … … 462 462 Cmax as positive (Brief="Maximum Heat Capacity",Lower=1e-10,Default=1e3,Unit='W/K'); 463 463 NTU as positive (Brief="Number of Units Transference",Default=0.05,Lower=1e-10); 464 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1, Symbol = "\ epsilon");464 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1, Symbol = "\varepsilon"); 465 465 Q as power (Brief="Heat Transfer", Default=7000, Lower=1e-6, Upper=1e10); 466 466 Uc as heat_trans_coeff (Brief="Overall Heat Transfer Coefficient Clean",Default=1,Lower=1e-6,Upper=1e10); -
trunk/eml/heat_exchangers/HeatExchangerSimplified.mso
r352 r360 36 36 VARIABLES 37 37 38 in InletHot as stream (Brief="Inlet Hot Stream", PosX=0, PosY=0.4915, Symbol=" _{inHot}");39 out OutletHot as streamPH (Brief="Outlet Hot Stream", PosX=1, PosY=0.4915, Symbol=" _{outHot}");40 in InletCold as stream (Brief="Inlet Cold Stream", PosX=0.5237, PosY=1, Symbol=" _{inCold}");41 out OutletCold as streamPH (Brief="Outlet Cold Stream", PosX=0.5237, PosY=0, Symbol=" _{outCold}");38 in InletHot as stream (Brief="Inlet Hot Stream", PosX=0, PosY=0.4915, Symbol="^{inHot}"); 39 out OutletHot as streamPH (Brief="Outlet Hot Stream", PosX=1, PosY=0.4915, Symbol="^{outHot}"); 40 in InletCold as stream (Brief="Inlet Cold Stream", PosX=0.5237, PosY=1, Symbol="^{inCold}"); 41 out OutletCold as streamPH (Brief="Outlet Cold Stream", PosX=0.5237, PosY=0, Symbol="^{outCold}"); 42 42 43 43 xh(NComp) as fraction (Brief = "Liquid Molar Fraction in Hot Side"); … … 49 49 vc as fraction (Brief = "Vapour Molar Fraction in Cold Side"); 50 50 51 Details as Details_Main (Brief="Heat Exchanger Details" );52 HotSide as Main_Simplified (Brief="Heat Exchanger Hot Side" );53 ColdSide as Main_Simplified (Brief="Heat Exchanger Cold Side" );51 Details as Details_Main (Brief="Heat Exchanger Details", Symbol=" "); 52 HotSide as Main_Simplified (Brief="Heat Exchanger Hot Side", Symbol="_{hot}"); 53 ColdSide as Main_Simplified (Brief="Heat Exchanger Cold Side", Symbol="_{cold}"); 54 54 55 55 SET … … 253 253 VARIABLES 254 254 255 Method as LMTD_Basic (Brief="LMTD Method of Calculation" );255 Method as LMTD_Basic (Brief="LMTD Method of Calculation", Symbol =" "); 256 256 257 257 EQUATIONS … … 298 298 VARIABLES 299 299 300 Method as LMTD_Basic (Brief="LMTD Method of Calculation" );300 Method as LMTD_Basic (Brief="LMTD Method of Calculation", Symbol =" "); 301 301 R as positive (Brief=" Capacity Ratio for LMTD Correction Fator",Lower=1e-6); 302 302 P as positive (Brief="Non - Dimensional Variable for LMTD Correction Fator ",Lower=1e-6); 303 303 Pc as positive (Brief="Non - Dimensional Variable for LMTD Correction Fator when 2 Pass Shell Side",Lower=1e-6); 304 304 Rho as positive (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6); 305 Phi as positive (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6 );306 lambdaN as Real (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation when 2 Pass Shell Side" );307 lambda1 as Real (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equationwhen 2 Pass Shell Side" );305 Phi as positive (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6, Symbol ="\phi"); 306 lambdaN as Real (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation when 2 Pass Shell Side", Symbol ="\lambda _{N}"); 307 lambda1 as Real (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equationwhen 2 Pass Shell Side", Symbol ="\lambda _{1}"); 308 308 309 309 EQUATIONS … … 484 484 VARIABLES 485 485 486 Method as NTU_Basic (Brief="NTU Method of Calculation" );486 Method as NTU_Basic (Brief="NTU Method of Calculation", Symbol =" "); 487 487 488 488 EQUATIONS … … 564 564 VARIABLES 565 565 566 Method as NTU_Basic (Brief="NTU Method of Calculation" );566 Method as NTU_Basic (Brief="NTU Method of Calculation" , Symbol =" "); 567 567 568 568 EQUATIONS
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